baber/WOPTO huggingface dataset:
Patent JP-S6255567-A (JP)
Title: Input resistance measuring circuit for operational amplifier
Inventor: SAKO MICHIYA
IPC: G01R31/00
Filed: 1985-09-03
Abstract: PURPOSE:To enable the measuring of an input resistance of an operational amplifier to be measured without being affected by an offset voltage and an input bias current, by inputting an AC signal to an inversion input terminal of the operational amplifier for measurement to measure the AC voltage outputted from an output terminal of the operational amplifier for measurement. CONSTITUTION:An output terminal 4 of an operational amplifier 1 to be measured is connected to a non-inversion input terminal 9 of an operational amplifier 8 to be measured to perform a feedback with a feedback resistance 11 and a resistance 12 from an output terminal 10 of the amplifier 8 and then, to an inversion input terminal 2 of the operational amplifier 1 being measured through an inputted resistance 13. An inputting resistance 14 is connected to the non-inversion input terminal 3 of the operational amplifier 1 and a resistance 15 and a bias resistance 16 are connected in parallel from one end thereof and grounded. Then, an AC signal 7 is inputted into an inversion input terminal 17 of the amplifier 8 to measure an AC voltage outputted to the output terminal 10. From the output voltage, an input resistance of the operational amplifier 1 being measured can be measured by a specified formula without being affected by an offset voltage and an input bias current.
Patent JP-S6173040-A (JP)
Title: Shock detection sensor
Inventor: IWASAKI KATSUSHI
IPC: G01L5/00
Filed: 1984-09-18
Abstract: PURPOSE:To utilize the shock detection sensor for a movable type window, door, etc., by providing a power-saving circuit which operates only when a shock signal is above a specific level and transmitting a signal by an ultrasonic wave system, etc. CONSTITUTION:The shock detection sensor EP is made of piezoelectric ceramic and its signal is inputted to a detection part mechanism D through a filter F. Its output is inputted to a power-saving mechanism SE which operates only when the signal is above the specific level, and the output of the mechanism is inputted to an electric transmitting mechanism T, e.g. ultrasonic wave system, infrared-ray system, radio-wave system, wireless system, etc., so that the mechanism TE generates and transmits a signal from a transmitter TR. Further, a power source PS such as a battery is connected to this circuit. Then, the power- saving mechanism SE saves the electric power of the power source PS. Therefore, a power-saving shock detection sensor is obtained and the signal is transmitted on wireless basis, so this sensor is usable for movable equipment such as the window, etc., of an automobile.
Patent JP-2000018518-A (JP)
Title: Oil vaporization type combustion device
Inventor: TANAKA YOSHIHIKO
IPC: F23D11/44
Filed: 1998-06-25
Abstract: PROBLEM TO BE SOLVED: To prevent re-liquefaction of vaporized oil even under a condition that an air volume is high and re-liquefaction is apt to make. SOLUTION: In this combustion device, oil is vaporized by a vaporizer 20, air supplied from an air supply apparatus 30 is mixed in a mixing chamber 25 with the vaporized oil, and the air-fuel mixture is guided to a burner 24 to use the mixture for combustion. In this case, a controller is provided to effect control that when, during combustion operation, an air volume supplied to the mixing chamber 25 exceeds a specified reference value, a mixing chamber heater 26 to insulate heat for the mixing chamber 25 is held in an ON-state; and in a case of the air volume being below a reference value, a mixing chamber heater 26 is caused to effect ON and OFF operation in linkage with a vaporization heater 22, and during waiting for combustion, the mixing chamber heater 26 is caused to effect OFF-operation.
Patent JP-H0246603-A (JP)
Title: Conductive paste
Inventor: SHIRAKATA MASAHITO
IPC: H01G4/008
Filed: 1988-08-05
Abstract: PURPOSE:To obtain a conductive paste from which a stable terminal electrode of an improved sintering property can be manufactured even though the terminal electrode is baked at a low temperature by using a complex metal powder made by coating zinc to the surface of copper powder as a metallic powder. CONSTITUTION:The conductive paste is composed by mixing and kneading a glass frit which consists of at least one sort of metal powder and an inorganic compound, an organic binder, and a solvent, and as the metal powder, a complex metal powder made by coating zinc to the surface of copper powder is used. By spreading and drying this conductive paste, a condition in which the glass frit 2 and the metal powder which consists of the metal powder (the copper cores) 3a and the metal powder (zinc coating) 3b are adhered to a ceramics surface. When the substance in such a condition is sintered, the zinc parts are made into brass 5, and a highly dense sintered body can be obtained. Consequently, a conductor paste from which a stable copper terminal electrode can be manufactured is obtained.
Patent JP-S6175445-A (JP)
Title: Storage control system
Inventor: NAKAJIMA YUTAKA
IPC: G06F12/06
Filed: 1984-09-21
Abstract: PURPOSE:To improve reliability by setting the flag of a dual common memory device at a write request when test and set operation for all CPUs which use the dual common memory device is successful. CONSTITUTION:Both CPUs 11 and 12 are allowed to read and write data in and out of common memory devices 31 and 32 as if they are their own memories. When the CPU11 writes data in the common memory devices 31 and 32 firstly, the write request from the CPU11 is sent to an interface 21, which sends the write request to the common memory devices 31 and 32 at the same time. The common memory devices 31 and 32 perform processing on cycle steal basis at access requests from the opposite CPUs, and consequently data that the CPU11 requests is written in addresses specified in the common memory devices 31 and 32. In this case, the acceptance order is possibly inverted by the cycle steal unless the common memory devices 31 and 32 are in synchronous operation.
Patent JP-S6257203-A (JP)
Title: Multiple-pole anisotropic cylindrical magnet and manufacture thereof
Inventor: YAMADA NOBUYUKI
IPC: H01F41/02
Filed: 1985-09-06
Abstract: PURPOSE:To provide a multiple-pole anisotropic cylindrical magnet having high magnetic characteristics as a motor magnet, by alternately forming a plurality of N and S poles, and arranging readily magnetizing axes of ferromagnetic powder along the magnetic lines of force between the N and S poles. CONSTITUTION:A cylindrical magnet 1 is formed as a unitary body by an injection molding method of a kneaded material including ferromagnetic powder and the like. The magnet comprises a ring part 2 and a flange part 3. In this cylindrical magnet, N poles and S poles are alternately magnetized in the ring part 2 and the flange part 3. The readily magnetizing axes of the ferromagnetic powder are arranged in the magnetic lines of force in the magnet as shown by a dashed lines. Therefore a high surface magnetic-flux density is obtained. When the cylindrical magnet 1 is assembled in a motor, the performance of the motor, especially the detecting accuracy of the number of rotation is, improved.
Patent JP-S6173827-A (JP)
Title: Atmosphere heat treatment device
Inventor: MATSUMOTO MASAHIRO
IPC: C21D1/74
Filed: 1984-09-20
Abstract: PURPOSE:To provide a titled device which decrease the consumption of an atm. gas and reduces running cost by the constitution consisting in feeding forcibly an in-furnace gas from the temp. zones having the relatively high concn. of the atmosphere gas of an atmosphere heat treatment furnace into the temp. zones having the relatively lower conch. CONSTITUTION:This atmosphere heat treatment device passes a material 2 to be heated through the inside of an atmosphere furnace 1 delineated and formed to the plural temp. zones 3A-3E and supplies the atmosphere gas from an atmosphere gas generator 6 or the circulating gas which is fed from a collecting pipe 10 and is subjected to removal of oxidizing gases refining in removing devices 18, 19 through a distributing pipe 7 and control valves 8A-E to the furnace 1 inside. The in-furnace gas is sucked from the temp. zones 3B, C, D, etc. having relatively the higher concn. of the atmosphere gas in the above-mentioned device and part or the whole thereof are forcibly fed into the zones 3A, B, C, E, etc. having the relatively lower concn. of the atmosphere gas by blowers 9B-D, etc., 3-way valves 11, 13, 4-way valve 15, transfer pipes 12, 14, 16, 17, etc. The supply rate of the atmosphere gas is thus decreased and the consumption thereof is decreased.
Patent JP-H0482705-A (JP)
Title: Treating method for wood
Inventor: SUZUKI SHINICHI
IPC: B27K3/34
Filed: 1990-07-25
Abstract: PURPOSE:To ensure that when a wood is contracted or stretched, a resin is also contracted or stretched in a following-up manner to prevent the wood from being cracked, by coating a surface of the wood with a resin specified in elongation, and pressing the wood thus coated. CONSTITUTION:A surface of a wood is coated with a resin. The resin is a flexible one having a high elongation of at least 50%. For example, a polyester resin conditioned to have such high elongation of at least 50% may be used. A resin having an elongation of 60% or above is more preferable. The coating of the surface of the wood with the resin can be carried out by formulating the resin into a liquid composition, and applying the composition by a roll coater or the like. After the surface of the wood is thus coated with the resin, the wood surface is pressed to infiltrate the resin into the wood. The pressing may be carried out by a hot platen or the like, whereby both impregnation of the wood with the resin and heating can be accomplished, thereby hardening or solidifying the resin.
Patent JP-S6256552-A (JP)
Title: Al-zn-mg alloy for forging
Inventor: ASANO KAZUHIKO
IPC: C22C21/10
Filed: 1985-09-06
Abstract: PURPOSE:To develop an Al alloy for forging causing no coarsening of grains in the stage of forging or heat treatment after forging and excellent in strength and stress corrosion cracking resistance by adding small amounts of Cr, Zr and V and/or Mn to an Al-An-Mg alloy having a specific composition. CONSTITUTION:The Al-An-Mg alloy for forging is manufactured by adding and incorporating, by weight, 3-8% Zn, 0.4-1.8% Mg, 0.05-0.3% Cr, 0.1-0.25 Zr and 0.7-1.0% Mn and/or 0.08-0.15% V to Al. In this way, the al-Zn-Mg alloy for forging causing no coarsening of grains in the stage of forging or heat treatment after forging, excellent in strength and stress corrosion cracking resistance and suitable for use in parts for automobiles, motorcycles and rolling stock can be obtained.
Patent JP-H05211076-A (JP)
Title: Simm socket
Inventor: IOSHIFU KOOSANSUKII
IPC: H01R12/70
Filed: 1992-07-02
Abstract: PURPOSE: To provide a SIMM socket with a durable metal latch incorporated with a wedge-shaped projection, a fixed tab, and installation means. CONSTITUTION: A socket 20 includes an insulated housing 30. The latch 100 is positioned within a pocket at both ends of the insulated housing 30. Each latch has two leg sections connected by a curve section. In the two leg sections, when a circuit board 4 of an electron module 2 turns in the slot 34 of the insulated housing 30, the wedge-shaped projection 110 bends in combination with the fringe of the circuit board 4. Each latch contains in combination with the wedge- shaped projection 110, the fixed tab 152, and a barb 18 and maintains the electron module 2 in cooperation with a hole 12 at the specified position of the insulated housing 30.
Patent JP-S6440976-A (JP)
Title: Image forming device
Inventor: OSAWA KIMIO
IPC: G03G15/20
Filed: 1987-08-07
Abstract: PURPOSE:To prevent the temperature from being too low and a device main body or fixing means from being broken by providing a detecting means which detecting the mismatching between the source voltages of the fixing means and device main body and eliminating the misloading of the device main body on a fixing means which differs in source voltage. CONSTITUTION:A control part 300 decides whether or not a fixing device 31 is accurately mounted and whether or not the mounted fixing device 31 matched with the source voltage of a printer main body 5 from the level of a signal supplied from a signal line for mounting check provided in the pin array of a connector. Consequently, if it is decided that the device is mismounted or mounted improperly, a message showing that is displayed on a console panel display part 9 and the printer main body 5 is prevented from being started. Consequently, the temperature is prevented from being too low and the device main body or fixing means is prevented from being broken owing to mismounting.
Patent JP-H1136530-A (JP)
Title: Gutter structure
Inventor: KOKUBU TOSHIHIDE
IPC: E04D13/064
Filed: 1997-07-23
Abstract: PROBLEM TO BE SOLVED: To prevent the occurrence of mixture of a foreign matter to a gutter and the occurrence of an impact due to a fall of snow and to allow the use of this gutter at a snowy district by a method wherein an incoming water port is arranged at the inner side, not protruding from a vertical line of an external tip, of a receiving member to receive rain water falling from an eaves. SOLUTION: A gutter structure A comprises a fixing part 1 in a U-shape in cross section, a rainwater inversion piece 2 having a lower end protruded in a semicircular protrusion-form manner; a transmission water inlet D having a receiving material C consisting of a throating upper surface 3; and a water receiving part F having a water inlet E. The water receiving part F is formed approximately in a square pipe-forms state in cross section, and having the water inlet E formed such that the upper end of an external side wall 6 is bent internally at an acute angle. water R flows through the rain water inversion piece 2 of the receiving material C connected to a roof material B and flows down a rounding shape and around to the inner side, and falls downward at a boundary and is changed to a throating upper surface 3.  Since the inlet port E is arranged in a position to cover falling rainwater R in a surplus range, all of flowing down rainwater R is collected. Meanwhile, since snow α, dead leaves, and refuse naturally vertically fall from the external tip of the rainwater inversion piece 2, the water receiving part F is prevented from breakage.
Patent JP-S6090010-A (JP)
Title: Water separating and holding agent and preparation thereof
Inventor: ITOU HIROSHI
IPC: B01D17/00
Filed: 1983-10-22
Abstract: PURPOSE:To discharge water absorbed with an org. polymer made hydrophobic under heating by allowing said polymer to contract by heating even in the presence of extremely excessive water, by changing the water absorbing capacity of said polymer under heating by making the same water-insoluble. CONSTITUTION:An org. polymer made hydrophobic by heating such as an acrylamide or methacrylamide derivative having amphiphilic property, a polymer having an ether bond in the main chain thereof or a polymer having an ether bond in the side chain thereof is treated to be made water-insoluble. As insolubilizing treatment, there are a method for performing when the org. polymer is prepared and a method for insolubilizing said polymer by treatment after production. For example, N-acryloylpyrrolidine containing 1% of tert-butylperoxy- 2-ethylhexanoate is allowed to stand at 40 deg.C for 50hr to perform solventless polymerization and the obtained lumpy polymer is crushed to obtain a water holding agent.
Patent JP-2000346207-A (JP)
Title: Flow regulating valve
Inventor: ONODA KATSUMI
IPC: F16K13/00
Filed: 1999-06-09
Abstract: PROBLEM TO BE SOLVED: To regulate the trace flow and to simplify the constitution. SOLUTION: A valve body 1 is provided with a valve seat 4 and a valve chamber 5 in the midst of flow passages 2, 3. A gas-permeable flow regulating valve element 16 is formed with a plurality of sponges heat-pressed for regulating the trace flow and is accommodated within the valve chamber 5 in a filled-up state so as to block a hole 6 of the valve seat 4. By compressing or decompressing the gas-permeable flow regulating valve element 16 by a spindle 18 provided to the valve body 1 through a screw mechanism rotatably and forward/backward movably, the trace flow can be regulated by controlling the degree of compression.
Patent JP-S5899073-A (JP)
Title: Controller for television receiver
Inventor: SAITOU YASUHIRO
IPC: H04N5/44
Filed: 1981-12-08
Abstract: PURPOSE:To obtain an excellent picture, by automatically adjusting each switch for luminance, contrast and picture quality control in interlocking with a switch which changes over a color TV signal from a broadcast station with a signal from a character generator. CONSTITUTION:Three changeover switches 4, 5 and 6 are provided, which are interlocked with a changeover switch 1 switching the reception of a color TV signal transmitted from a broadcast station or that of a chroma signal from a character generator, etc. A DC voltage is applied to a moving terminal (c) of the three switches 4-6, a fixed terminal (a) of the switches 4, 5 out of the switches 4-6 is connected to a luminance control potentiometer 8 and a contrast control potentiometer 11 directly and the other fixed terminal (b) is connected to the potentiometers 8, 11 via a resistor 7 and a resistor 13 respectively. The fixed terminal (a) of the switch 6 is connected to a picture quality control potentiometer 14 via the resistor 13 and the fixed terminal (b) is connected to the potentiometer 14 directly.
Patent JP-S6480101-A (JP)
Title: Phase shifter
Inventor: MOORISU EI MEIYAA
IPC: H01P1/185
Filed: 1988-08-10
Abstract: PURPOSE: To correct a non-uniformity of an amplitude in a diode phase shifter circuit by making a power loss the same in a different state of a diode. CONSTITUTION: This device is provided with an input port 1, output port 4, two side ports 2 and 3, and transmission path 10 for connecting diodes 12 with the side ports 2 and 3. Then, tuning stabs 14A and 14B are respectively connected with the output terminals of diodes 12A and 12B, and resistances 17A and 17B are respectively connected with the low positions with the minimum standing wave of transmission lines 10B and 10C. Then, each resistance value of those resistances 17A and 17B is selected so that a power loss due to the impedance of the lines connected with the side ports 2 and 3 can be substantially equal to that in the non-conductive state of the diodes 12A and 12B. Thus, undesired amplitude modulation generated at the output port can be extremely reduced.
Patent JP-H0755304-A (JP)
Title: Refrigerator
Inventor: TOKUNAGA SHIGEOMI
IPC: F25C1/10
Filed: 1993-08-10
Abstract: PURPOSE:To early complete icemaking when cooled water is supplied (icemaking time is substantially short) in a refrigerator with an automatic icemaker. CONSTITUTION:Control means 33 having a microcomputer, etc., which has a water supply timber 29, an icemaking timer A34 and an icemaking timer B35 therein is connected as an input for inputting to freezing chamber temperature detecting means 12, icemaking temperature detecting means 16, position detecting means 22 and a horizontal position detecting means 23 and as an output to drive means 26 for driving a motor 12, driving means 27 for driving a water supply pump motor 18, and driving means 31 for driving a compressor 11. A temperature of water supplied to the means 16 is detected after the water supply. When the temperature is low, the timer A34 is switched to the timer B35, and whether icemaking is conducted in a short time or not is judged according to a signal from the means 16.
Patent JP-H0549120-A (JP)
Title: Ventilation fan of switchboard
Inventor: HIDAKA TOSHIYOSHI
IPC: H02B1/56
Filed: 1991-08-08
Abstract: PURPOSE:To facilitate the removal and mounting at the time of maintenance and inspection by coupling the supporting plate of a ventilation fan with the square ventilation port provided in the ceiling board of a box-shaped switchboard by a hinge, and providing the ceiling board with a conductive terminal and the supporting plate with a ventilation fan terminal freely of approximation and separation. CONSTITUTION:A square ventilation port 12 is formed in the ceiling board 11 of a box-shaped switchboard. The supporting plate 13 of a ventilation fan 4 is coupled freely of opening and closing with one side of the ventilation port 12. A female or male conductive terminal 15 is attached to the opposite side of the hinge 14 of the ventilation port 12, and is connected to a power source. A male or female ventilation fan terminal 16 is attached to the supporting plate 13 from the ventilation fan 4 through a lead-out line 7, and the terminals 15 and 16 are made free of approximation and separation. The supporting plate 13 is closed in the direction shown by an arrow and is fixed to the ceiling plate 11 with a screw 9. Hereby, the removal and the mounting at the time of maintenance and inspection can easily be performed.
Patent JP-H0645438-A (JP)
Title: Semiconductor integrated circuit
Inventor: KONDO OSAMU
IPC: H01L21/82
Filed: 1992-07-24
Abstract: PURPOSE:To avoid the misoperation of a dynamic circuit and an analog circuit caused by a mutual capacitance coupling between multilayer metal wirings in a semiconductor integrated circuit. CONSTITUTION:A semiconductor integrated circuit has a dynamic circuit and an analog circuit and, further, at least three metal wiring layers 11, 12 and 13. The first layer metal wirings 11 of which the dynamic circuit and the analog circuit are composed and the third layer metal wirings 13 of which the other circuits (for instance a CPU and peripheral circuits) are composed are shielded from each other by the second layer wirings 12 which are connected to an earth potential and are provided flatly between the first and third layer wirings 11 and 13. With this constitution, an electrical mutual interference caused by a capacitance coupling between the first layer wirings 11 and the third layer wirings 13 can be avoided and the misoperation of the dynamic circuit and the analog circuit can be avoided.
Patent JP-H0483241-A (JP)
Title: Silver halide photographic sensitive material
Inventor: KURAMITSU MASAYUKI
IPC: G03C1/015
Filed: 1990-07-26
Abstract: PURPOSE:To obtain the photographic sensitive material which has a good sensitivity/graininess ratio and is less changed in fogging during preservation by using a silver halide emulsion which is reduced and sensitized in the presence of specific compds. and has a specific 100 face/111 face ratio. CONSTITUTION:This photosensitive material has at least one layer of the emulsion layers contg. the silver halide emulsion which is reduced and sensitized in the presence of at least one kind of the compds. expressed by formulas I to III and has <=6mol% iodine content of a base 1. The 100 face/111 face ratio of the silver halide emulsion is specified to >=1, preferably >=2, more preferably >=4. In the formulas I to III, R<1>, R<2> may be the same or difference and denote an aliphat. group, arom. group or heterocyclic group and M denotes cation. L denotes a bivalent combination group and m is 0 or 1. The silver halide photosensitive material having the high sensitivity/fogging ratio and the less change in the fogging during preservation is obtd. in this way.